PROTO Flare Nut Wrench Set: Alloy Steel, Satin, 5 Tools
The PROTO Flare Nut Wrench Set (MPN J3700M) is a metric, double-end, standard-head, 6-point flare nut wrench set made of alloy steel with a satin finish. It includes 5 tools covering a head size range of 7mm to 17mm.
SKU 3G-OTH-279693
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Product Description
The PROTO Flare Nut Wrench Set (MPN J3700M) is a metric, double-end, standard-head, 6-point flare nut wrench set made of alloy steel with a satin finish. It includes 5 tools covering a head size range of 7mm to 17mm.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is the PROTO Flare Nut Wrench Set used for?
The PROTO Flare Nut Wrench Set (J3700M) is used for tightening or loosening flare nuts on brake lines, fuel lines, and hydraulic fittings. Its 6-point, double-end design grips the nut securely without rounding, making it essential for automotive and industrial maintenance.
What are the specifications of the PROTO Flare Nut Wrench Set J3700M?
This PROTO set includes 5 tools made of alloy steel with a satin finish. It covers a head size range of 7mm to 17mm. The wrenches are metric, double-end, standard-head, 6-point flare nut wrenches, designed for precise fit on flare nuts.
Where to buy the PROTO Flare Nut Wrench Set worldwide?
3G Electric supplies the PROTO Flare Nut Wrench Set (J3700M) worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this alloy steel, satin-finish wrench set to your facility, wherever it is located.
How to maintain the PROTO Flare Nut Wrench Set?
To maintain the PROTO Flare Nut Wrench Set, clean the alloy steel tools after each use with a dry cloth to prevent corrosion. Store them in a dry environment. Avoid using the wrenches on damaged or rusted nuts, as this can wear the 6-point satin finish.
Used in
Common applications for PROTOPROTO Products
3G Electric supplies PROTO metric, double end, standard-head, 6-point, flare nut wrench sets. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.







